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Crystal structure of G56S-propeptide:S324A-subtilisin complex

X-ray diffraction
1.9Å resolution
PDB entry 2z56 coloured by chain, front view.
PDB entry 2z56 coloured by chain, side view.
PDB entry 2z56 coloured by chain, top view.
Source organism: Thermococcus kodakarensis KOD1
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Tk-subtilisin
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Multimeric state: hetero dimer
Accessible surface area: 13775.65 Å2
Buried surface area: 2771.12 Å2
Dissociation area: 1,152.86 Å2
Dissociation energy (ΔGdiss): 14.65 kcal/mol
Dissociation entropy (TΔSdiss): 10.97 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-157698

Macromolecules

Tk-subtilisin
Chain: A
Length: 318 amino acids
Theoretical weight: 32.87 KDa
Source organism: Thermococcus kodakarensis KOD1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P58502 (Residues: 105-422; Coverage: 80%)
Gene name: TK1675
Pfam: Subtilase family
InterPro:
CATH: Peptidase S8/S53 domain
Tk-subtilisin in PDB entry 2z56, assembly 1, front view.
Tk-subtilisin in PDB entry 2z56, assembly 1, side view.
Tk-subtilisin in PDB entry 2z56, assembly 1, top view.
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Tk-subtilisin
Chain: B
Length: 65 amino acids
Theoretical weight: 7.11 KDa
Source organism: Thermococcus kodakarensis KOD1
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P58502 (Residues: 29-93; Coverage: 16%)
Gene name: TK1675
InterPro: Peptidase S8 propeptide/proteinase inhibitor I9 superfamily
CATH: Peptidase S8 propeptide/proteinase inhibitor I9
Tk-subtilisin in PDB entry 2z56, assembly 1, front view.
Tk-subtilisin in PDB entry 2z56, assembly 1, side view.
Tk-subtilisin in PDB entry 2z56, assembly 1, top view.
Molecule details ›

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